Intel core 2 Duo T5850 Specifikace stáhnout pdf (Strana 119)

Intel

64 and IA-32 Architectures Software Developer’s Manual Documentation Changes 119

Documentation Changes

PADDSB/PADDSW—Add Packed Signed Integers with Signed Saturation

Instruction Operand Encoding

...

PADDUSB/PADDUSW—Add Packed Unsigned Integers with Unsigned

Saturation

Opcode Instruction Op/

64-Bit

Mode

Compat/

Leg Mode

Description

0F EC /r PADDSB mm,

mm/m64

A Valid Valid Add packed signed byte

integers from mm/m64 and

mm and saturate the

results.

66 0F EC /r PADDSB xmm1,

xmm2/m128

A Valid Valid Add packed signed byte

integers from xmm2/m128

and xmm1 saturate the

results.

0F ED /r PADDSW mm,

mm/m64

A Valid Valid Add packed signed word

integers from mm/m64 and

mm and saturate the

results.

66 0F ED /r PADDSW xmm1,

xmm2/m128

A Valid Valid Add packed signed word

integers from xmm2/m128

and xmm1 and saturate the

results.

Op/En Operand 1 Operand 2 Operand 3 Operand 4

A ModRM:reg (r, w) ModRM:r/m (r) NA NA

Opcode Instruction Op/

64-Bit

Mode

Compat/

Leg Mode

Description

0F DC /r PADDUSB mm,

mm/m64

A Valid Valid Add packed unsigned byte

integers from mm/m64 and

mm and saturate the

results.

66 0F DC /r PADDUSB xmm1,

xmm2/m128

A Valid Valid Add packed unsigned byte

integers from xmm2/m128

and xmm1 saturate the

results.

0F DD /r PADDUSW mm,

mm/m64

A Valid Valid Add packed unsigned word

integers from mm/m64 and

mm and saturate the

results.

66 0F DD /

r PADDUSW xmm1,

xmm2/m128

A Valid Valid Add packed unsigned word

integers from xmm2/m128

to xmm1 and saturate the

results.

1 2 ... 114 115 116 117 118 119 120 121 122 123 124 ... 291 292

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